<template>
	<view class="cart-container" v-if="cart.length!== 0">
    <!-- 收获地址组件 -->
   <my-address></my-address>
   

    
		<!-- 商品列表的标题区域 -->
    <view class="cart-title">
      <!-- 左侧的图标 -->
      <uni-icons type="shop" size="18"></uni-icons>
      <!-- 右侧的文本 -->
      <text class="cart-title-text">购物车</text>
    </view>
    <!-- 循环渲染购物车中的商品信息 -->
   <!-- <block v-for="(goods,i) in cart" :key="i" >
     <my-goods :goods="goods" :show-radio="true" @radio-change="radioChangeHandler" :showNum="true" @num-change="numberChangeHandler"></my-goods>
   </block> -->
    <uni-swipe-action>
      <block v-for="(goods,i) in cart" :key="i" >
       <uni-swipe-action-item :options="options" @click="swiperItemClickHandler(goods)">
          <my-goods :goods="goods" :show-radio="true" @radio-change="radioChangeHandler" :showNum="true" @num-change="numberChangeHandler"></my-goods>
        </uni-swipe-action-item>
      </block>
    </uni-swipe-action>
    
    <!-- 使用结算的自定义组件 -->
    <my-settle></my-settle>

	</view>
  
  <!-- 空白购物车区域 -->
  <view class="empty-cart" v-else>
    <image src="/static/cart_empty@2x.png" class="empty-image"></image>
    <text class="tip-text">空空如也~</text>
  </view>
</template>

<script>
  import badgeMix from '@/mixins/tabbar-badge.js'
  import {mapState, mapMutations} from 'vuex'
	export default {
    mixins:[badgeMix],
    computed:{
      ...mapState('m_cart',['cart'])
    },
		data() {
			return {
				options:[{
          text:'删除',
          style:{
            backgroundColor:'#C00000'
          }
        }]
			};
		},
   methods:{
     ...mapMutations('m_cart',['updateGoodsState','updateGoodsCount','removeGoodsById']), 
     radioChangeHandler(e){
       console.log(e)
       this.updateGoodsState(e)
     },
     numberChangeHandler(e){
       console.log(e)
       this.updateGoodsCount(e)
     },
     swiperItemClickHandler(goods){
       console.log(goods)
       this.removeGoodsById(goods.goods_id)
     }
   }
	}
</script>

<style lang="scss">
  .cart-title{
    height: 40px;
    display: flex;
    align-items: center;
    padding-left: 5px;
    border-bottom: 1px solid #EFEFEF;
    .cart-title-text{
      font-size:14px;
      margin-left: 10px;
    }
  }
  .cart-container{
    padding-bottom: 50px;
  }
  .empty-cart{
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-top: 150px;
    .empty-image{
      width: 90px;
      height: 90px;
    }
    .tip-text{
      font-size: 12px;
      color: gray;
      margin-top: 15px;
    }
  }
</style>
